Home / 19,654.79-29,425.68-18,270.83

Finding the Fourth Proportional to 19,654.79, 29,425.68 and 18,270.83

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Solution

The fourth proportional to 19,654.79, 29,425.68 and 18,270.83 is: 27,353.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,654.79 : 29,425.68 = 18,270.83 : x
  2. Step 2: Convert to fraction form
    19,654.79/29,425.68 = 18,270.83/x
  3. Step 3: Cross multiply
    19,654.79x = 29,425.68 × 18,270.83
  4. Step 4: Simplify right side
    19,654.79x = 537,631,670.48
  5. Step 5: Solve for x
    x = 537,631,670.48/19,654.79
  6. Step 6: Final answer
    x = 27,353.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.